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Ten more essential Python tips

"Today, Python is one of the most popular programming
languages in the open source space. Look around and you will find
it running everywhere, from various configuration tools to XML
parsing. Python is a vast language and there are many gems to
discover. Following on from the popularity of our Ten essential
Python tips for beginners article, we’ve compiled a further
collection of ten gems to make your Python experience that much
more worthwhile…

"Passing arguments to a Python script

"Python lets you access whatever you have passed to a script
while calling it. The ‘command line’ content is stored
in the sys.argv list. import sys

print sys.argv

"Loading modules or commands at startup

"You can load predefined modules or commands at the startup of
any Python script by using the environment variable $PYTHONSTARTUP.
You can set environment variable $PYTHONSTARTUP to a file which
contains the instructions load necessary modules or commands ."